However, the blonde publicist changed her tune after seeing the effect the experience had on Oliver.

The Sweaty Betty founder said that her husband was now more appreciative of their family and the sacrifices they made for him, such as embarking on 10-hour round trips to visit him at Cooma Correctional Centre.

'He's probably more grounded now. He is from a very privileged upbringing so being in that environment, you sort of take stock of what you've got and how lucky you are and you don't take anything for granted,' Roxy said.